Okay... I freak at the sight of a daddy long legs.... so you can imagine how I would feel about doing this....

watching it was hard enough.

Now logic is a wonderful thing but it has, as the processes of evolution discovered, certain drawbacks. Anything that thinks logically can be fooled by something else which thinks at least as logically as it does. - Douglas Adams

I could do it if I could manage to forget where I was.
I saw something like this on Fear Factor; the female half of the cockiest couple there, who won just about everything, her worst fear was spiders. And she bailed. After everything they'd achieved.